# Anthropic API Key
ANTHROPIC_API_KEY=your_api_key_here

# LangSmith (optional - for tracing and monitoring)
LANGCHAIN_TRACING_V2=true
LANGSMITH_ENDPOINT=https://api.smith.langchain.com
LANGCHAIN_API_KEY=your_langsmith_api_key_here
LANGCHAIN_PROJECT=text2sql-deepagent

# Tavily API (optional - for web search capabilities)
TAVILY_API_KEY=your_tavily_api_key_here